Systems Engineering and Electronics ›› 2024, Vol. 46 ›› Issue (2): 605-615.doi: 10.12305/j.issn.1001-506X.2024.02.24

• Systems Engineering • Previous Articles    

Research on outboard active decoy jamming evaluation method based on probabilistic reasoning

Zhaodong WU, Shengliang HU, Yasong LUO, Zhong LIU, Jiawei XIA   

  1. College of Weapons Engineering, Naval University of Engineering, Wuhan 430033, China
  • Received:2022-09-13 Online:2024-01-25 Published:2024-02-06
  • Contact: Shengliang HU

Abstract:

In addressing the non-cooperative character of electronic countermeasures and the subjective character of traditional jamming effectiveness evaluation method for outboard active decoy, an jamming effectiveness evaluation method based on probabilistic reasoning is proposed. Firstly, the jamming effectiveness criterion is derived from the dynamic process of missile terminal guidance and the role of non-cooperative parameters is analyzed at the signal level and the posture level. Then, based on the principle of probabilistic reasoning, the jamming effectiveness reasoning model is established and the contents of jamming effectiveness evaluation are described. Finally, the forward and reverse reasoning result are analysed through numerical simulation and different decoy jamming scenarios are evaluated. The simulation results show that the probability distribution of the jamming effectiveness criterion can be obtained from the unknown parameters using probabilistic reasoning, which provides a quantitative and scalable jamming evaluation framework for outboard active decoys.

Key words: electronic countermeasures, outboard active decoy, probabilistic reasoning, jamming effectiveness

CLC Number: 

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